Features
■ 8 mm diameter, 6 mm long
■ UL Recognized
Applications
■ Telecommunications
■ Industrial electronics
■ Custom configurations available
■ High surge current rating
■ Stable breakdown throughout life
■ RoHS compliant* versions available
■ Commercial electronics
■ Consumer electronics
■ Automotive, aircraft, military electronics
2027 Series - 2-Pole Gas Discharge Tube
Characteristics
Test Methods per ITU-T (CCITT) K.12, IEEE C62.31, RUS PE-80, Telcordia GR 1361
Model No.
Characteristic
2027-09
2027-15
2027-20
2027-23
2027-25
2027-30
DC Sparkover 15 ꢀ
( 20 ꢀ for Model 2027-09) ꢁ 100 V/s
90 V
150 V
200 V
230 V
250 V
300 V
Impulse Sparkover
100 V/µs
1000 V/µs
300 V
500 V
350 V
575 V
400 V
600 V
450 V
675 V
475 V
700 V
550 V
800 V
Model No.
2027-42
420 V
Characteristic
2027-35
2027-40
2027-47
2027-60
DC Sparkover 15 ꢀ ꢁ 100 V/s
350 V
400 V
470 V
600 V
Impulse Sparkover
100 V/µs
1000 V/µs
600 V
875 V
650 V
925 V
675 V
950 V
725 V
1000 V
850 V
1100 V
Insulation Resistance.............................................100 V (50 V for Model 2027–09)...................................> 1010 Ω
Glow Voltage..........................................................10 mA...........................................................................~ 70 V
Arc Voltage.............................................................> 1A..............................................................................~ 10 V
Glow-Arc Transition Current........................................................................................................................< 0.5 A
Capacitance...........................................................1 MHz...........................................................................< 1 pF
DC Holdover Voltage1 ...........................................135 V, (52 V for Model 2027-09 80 V for Model 2027-15) ...< 150 ms
Impulse Discharge Current
20000 A, 8/20 µs2......................................................... 1 operation minimum
10000 A, 8/20 µs..........................................................> 10 operations
500 A, 10/1000 µs .......................................................> 400 operations
100 A, 10/1000 µs or 10/700 µs ..................................> 1000 operations
Alternating Discharge Current................................65 Arms, 11 cycles2 ..................................................... 1 operation minimum
10 Arms, 1 s.................................................................> 10 operations
Operating Temperature................................................................................................................................ -55 to +85 °C
Notes:
• UL recognized component, UL File E153537.
• Model number marking on tube: 27-xxxV.
• Sparkover limits 20 ꢀ after life, IR >108 Ω (-25 ꢀ, +30 ꢀ for Model 2027–09 and 2027–60).
• At delivery AQL 0.65 Level II, DIN ISO 2859.
1 Network applied.
2 DC Sparkover may exceed 20 ꢀ after discharge, but will continue to protect without venting.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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